CN111969865B - High-frequency inverter power supply with protection mechanism - Google Patents
High-frequency inverter power supply with protection mechanism Download PDFInfo
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- CN111969865B CN111969865B CN202010865720.XA CN202010865720A CN111969865B CN 111969865 B CN111969865 B CN 111969865B CN 202010865720 A CN202010865720 A CN 202010865720A CN 111969865 B CN111969865 B CN 111969865B
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/003—Constructional details, e.g. physical layout, assembly, wiring or busbar connections
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C3/00—Fire prevention, containment or extinguishing specially adapted for particular objects or places
- A62C3/16—Fire prevention, containment or extinguishing specially adapted for particular objects or places in electrical installations, e.g. cableways
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/42—Conversion of dc power input into ac power output without possibility of reversal
- H02M7/44—Conversion of dc power input into ac power output without possibility of reversal by static converters
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/0017—Casings, cabinets or drawers for electric apparatus with operator interface units
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0247—Electrical details of casings, e.g. terminals, passages for cables or wiring
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/2089—Modifications to facilitate cooling, ventilating, or heating for power electronics, e.g. for inverters for controlling motor
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- Emergency Management (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Inverter Devices (AREA)
Abstract
The invention provides a high-frequency inverter power supply with a protection mechanism, which comprises an inverter power supply inner shell device, an outer shell device, a top cover device and a movable device, wherein the outer shell device is arranged behind the inverter power supply inner shell device and comprises an outer shell, the outer shell is U-shaped, the rear end of the outer shell is fixedly connected with a rear plate, the front surface of the rear plate is provided with a through hole, an air valve is fixedly connected inside the through hole, the front end of the air valve is fixedly connected with an air bag, the air valve is communicated with the inside of the air bag, the upper end of the air bag is fixedly connected with a one-way air valve, the one-way air valve is of a telescopic connection structure, the top cover device is arranged at the upper end of the outer shell device, and the top cover device comprises a top cover lower plate. When a fire disaster occurs, the air bag is deflated and shrunk, and the movable device and the inner shell device of the inverter power supply are quickly pulled back into the outer shell device for protection through the pulling of the second spring and the third spring, so that the self-protection capability of the inverter power supply is improved.
Description
Technical Field
The invention relates to the technical field of high-frequency inverter power supplies, in particular to a high-frequency inverter power supply with a protection mechanism.
Background
The inverter is a converter which converts direct current electric energy (batteries and storage batteries) into constant-frequency constant-voltage or frequency-modulation voltage-regulation alternating current (generally 220V,50Hz sine wave). It is composed of inverter bridge, control logic and filter circuit. The multifunctional electric grinding wheel is widely applicable to air conditioners, home theaters, electric grinding wheels, electric tools, sewing machines, DVDs (digital video disks), VCDs (video recorders), computers, televisions, washing machines, range hoods, refrigerators, video recorders, massagers, fans, lighting and the like.
Most high-frequency inverter power supplies on the market at present do not have self-protection performance, especially when meeting the situations such as fire, under the situation that personnel are not rescued, the high-frequency inverter power supplies can not carry out certain self-protection, and under the situation that fire happens, if the power supplies are not pulled out in time, the phenomenon that the high-frequency inverter power supplies generate electric leakage can be caused under the serious situation, after the situation of electric leakage occurs, when a fireman catches up to rescue the fire, because water is a good conductor of electricity, large-area water spraying can probably cause the generation of large-area current, and irrelevant equipment or personnel get an electric shock, so that the fireman can hardly use the mode of directly spraying water to extinguish the fire, and great trouble can be caused to the rescue after the fire.
Disclosure of Invention
The invention aims to solve the problems that in the prior art, all high-frequency inverter power supplies do not have self-protection performance, particularly, the high-frequency inverter power supplies cannot perform certain self-protection without rescue of personnel in case of fire and the like, and the high-frequency inverter power supplies with protection mechanisms are provided.
In order to achieve the purpose, the invention adopts the following technical scheme:
a high-frequency inverter power supply with a protection mechanism comprises an inverter power supply inner shell device, an outer shell device, a top cover device and a movable device, wherein the outer shell device is arranged behind the inverter power supply inner shell device and comprises an outer shell, the outer shell is U-shaped, the rear end of the outer shell is fixedly connected with a rear plate, a through hole is formed in the front surface of the rear plate, an air valve is fixedly connected inside the through hole, an air bag is fixedly connected to the front end of the air valve and communicated with the inside of the air bag, a one-way air valve is fixedly connected to the upper end of the air bag, and the one-way air valve is of a telescopic connection structure;
the upper end of the shell device is provided with a top cover device, the top cover device comprises a top cover lower plate, the lower inner wall of the top cover lower plate is provided with an air hole, the air hole is opposite to the position of the one-way air valve, a cross-shaped opening pad is fixedly connected inside the air hole, the upper end of the one-way air valve is always tightly attached to the lower surface of the cross-shaped opening pad, the upper surface of the cross-shaped opening pad is provided with a first spring, the upper end of the first spring is fixedly connected with a top cover upper plate, the top cover upper plate is fixedly connected to the top cover lower plate, and the lower end of the first spring is attached to the upper surface of the cross-shaped opening pad;
a movable device is arranged in front of the inner shell device of the inverter.
The movable device comprises a front plate, wherein a first clamping column is fixedly connected to the upper side of the rear surface of the front plate, the number of the first clamping columns is two, the two first clamping columns are respectively arranged on the left side and the right side of the rear surface of the front plate, the two first clamping columns are of a symmetrical structure, the first clamping columns are inserted into the shell, a second spring is fixedly connected to the rear end of the first clamping columns, and the rear end of the second spring is fixedly connected to the air bag;
the rear surface downside fixedly connected with card post two of front bezel, the quantity of card post two is two, two card post two sets up the left and right sides at front bezel rear surface respectively, card post two is just right with the position of card post one, two card post two is symmetrical structure, card post two inserts the inside of shell, the rear end fixedly connected with spring three of card post two, the rear end fixed connection of spring three is on the gasbag.
Preferably, the upper side of the left inner wall and the right inner wall of the shell is provided with a first limiting groove, the lower inner wall of the shell is provided with a second limiting groove, the number of the second limiting groove is two, and the second limiting groove is respectively positioned at the left side and the right side of the lower inner wall of the shell.
Preferably, a rear cover is arranged behind the air valve and fixedly connected with the air valve through threads.
Preferably, the left inner wall and the right inner wall of the top cover lower plate are both provided with sliding grooves, a baffle is arranged inside the top cover lower plate, the baffle is matched with the inside of the top cover lower plate, and the rear ends of the left side and the right side of the baffle are both provided with connecting plates.
Preferably, the front end of the connecting plate is rotatably connected with a rotating shaft through a bearing, one end of the rotating shaft far away from the connecting plate is fixedly connected to the baffle, the baffle is rotatably connected with the connecting plate through the rotating shaft, the connecting plate is fixedly connected with a sliding column on the surface close to the inner wall of the lower plate of the top cover, the sliding column is inserted into the sliding groove, and the sliding column is matched with the sliding groove.
Preferably, the first sliding column is fixedly connected to the surface of the first clamping column, which is far away from the first clamping column, and is inserted into the first limiting groove, and the first sliding column is matched with the first limiting groove;
the lower surface of the second clamping column is fixedly connected with a second sliding column, the second sliding column is inserted into the second limiting groove, and the second sliding column is matched with the second limiting groove.
Preferably, the inner shell device of the inverter is located in a space surrounded by the first clamping column and the second clamping column, bayonets matched with the outer side of the inner shell device of the inverter are formed in the ends, close to the inner shell device of the inverter, of the first clamping column and the second clamping column, and the bayonets are attached to the outer side of the inner shell device of the inverter.
Preferably, the inverter inner shell device comprises an inner shell, a jack and an indicator light, the jack, the indicator light and a switch are fixedly mounted at the front end of the inner shell, and a vent groove is formed in the front end of the right surface of the inner shell.
Preferably, the front surface of the front plate is fixedly connected with a positioning hole, the positioning hole is embedded into the front plate, the positioning hole is opposite to the jack, an L rod is arranged above the positioning hole, the rear end of the L rod is inserted into the front plate, a wire fixing device is fixedly connected to the end, far away from the front plate, of the L rod, and the wire fixing device is opposite to the center of the positioning hole.
Preferably, a transparent plate is fixedly mounted on the right side of the front surface of the front plate, the transparent plate is made of transparent materials, the transparent plate corresponds to the position of the indicator light, the transparent plate corresponds to the position of the switch, a pressing film is fixedly mounted on the right lower side of the transparent plate, and the pressing film is opposite to the position of the switch.
Compared with the prior art, the invention has the following beneficial effects:
1. the high-frequency inverter power supply with the protection mechanism has the advantages that the air bag expands to push the first clamping column and the second clamping column to move forwards through the second spring and the third spring, so that the inner shell device of the inverter power supply is driven to move out of the outer shell device together, when the inner shell device of the inverter power supply is completely moved out, the upper end of the one-way air valve is just contracted to the shortest extent, then the rear cover is screwed up again, the air bag is sealed, so that the surrounding temperature can be continuously increased when a fire disaster happens, the nitrogen stored in the air bag is heated and expands quickly, after the nitrogen continues to expand, the one-way air valve moves upwards to jack up the cross-shaped opening cushion, so that the through opening of the one-way air valve is connected with the inside of the top cover device, at the moment, the nitrogen in the air bag can quickly extrude the gas into the top cover device due to the fact that the expansion pressure is too high, the air bag is deflated and contracted, and then is pulled through the second spring and the third spring, the movable device and the inverter inner shell device are quickly pulled back into the outer shell device for protection, so that when a fire disaster occurs, the inverter can quickly perform self-protection through the structural design of the inverter, the safety of the inverter is guaranteed when the fire disaster occurs, and the self-protection capability of the inverter is improved.
2. The high-frequency inverter power supply with the protection mechanism has the advantages that through the existence of the top cover device, after a fire disaster happens, gas of the air bag can be continuously injected into the top cover device, so that the baffle plate in the top cover device is pushed to move forwards, the baffle plate can move forwards smoothly through the limiting effect of the sliding chute and the sliding column, after the sliding column reaches the foremost end of the sliding chute, the joint of the baffle plate and the connecting plate is just positioned at the outer side of the front port of the lower plate of the top cover, due to the fact that the baffle plate is not shielded by the outer wall of the lower plate of the top cover and the action of gravity is added, the baffle plate can rotate anticlockwise by taking the rotating shaft as the shaft, so that the front port of the shell device is sealed when the shell device rotates, redundant helium can overflow from the front port of the lower plate of the top cover, the whole device of the shell device is positioned in a closed environment, and the inverter power supply is completely isolated from the external environment, the capability of stress reaction of the inverter power supply after meeting emergency is improved.
3. The high-frequency inverter power supply with the protection mechanism has the advantages that through the design of the L rod at the front end of the front plate and the wire fixing device, the positioning hole is used for the plug connector, the movable device can be quickly and backwards contracted after a fire disaster happens, if the movable device is retracted into the outer shell device together with the connecting connector, a certain power-off effect cannot be achieved, when the connector is connected into the jack, the connector firstly penetrates through the wire fixing device to be connected with the positioning hole to carry out internal jack connection, the connector wire and the jack are connected and straightened, the connector can be automatically pulled away in the contraction process of the inner shell device of the inverter power supply, the connector and the jack can be impacted on the wire fixing device at the moment when the connector and the jack are separated, the connector can drive the wire fixing device to move forwards together to be separated from the movable device, the wire fixing device can protect the wires of the connector from being damaged by pulling, and meanwhile, the power-off action is achieved, the use safety of the inverter power supply is improved.
4. The high-frequency inverter power supply with the protection mechanism protects the inner shell device of the inverter power supply in the middle through the existence of the first clamping column and the second clamping column, meanwhile, the inverter power supply is put into an outer shell device for protection, but heat dissipation can be continuously carried out when the inner shell device of the inverter power supply works, if the high-frequency inverter power supply is always placed in the shell device, although the high-frequency inverter power supply can be well protected, the heat can be slowly dissipated, the working efficiency of the high-frequency inverter power supply can be slowly improved for a long time, the first sliding column and the second sliding column can slide out of the outer shell device along the first limiting groove and the second limiting groove, and the inner shell device of the inverter power supply can be fully contacted with the external environment through the vent groove after sliding out, so that the inverter power supply can be safely protected, the work efficiency of the inverter inner shell device is ensured, and the usability of the device is improved.
5. This high frequency invertion power supply who possesses protection machanism through the design of transparent plate, can be very convenient from the outside signal of seeing the pilot lamp, also can be through pressing the very convenient switch of carrying out on-off operation to the switch of membrane for the operation does not become more complicated to the invertion power supply who possesses protection machanism, has improved the convenience that uses the high frequency invertion power supply who possesses protection machanism.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention.
In the drawings:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural diagram of an inner casing device of the inverter according to the present invention;
FIG. 3 is a schematic structural diagram of the housing assembly of the present invention;
FIG. 4 is a schematic structural diagram of a cover assembly according to the present invention;
FIG. 5 is an enlarged view of the invention at A;
FIG. 6 is an enlarged view of the invention at B;
fig. 7 is a schematic structural view of the mobile device of the present invention.
Wherein the figures include the following reference numerals:
1. an inverter inner shell device; 101. an inner shell; 102. a jack; 103. an indicator light; 104. a switch; 105. a vent channel; 2. housing means; 201. a housing; 202. a first limiting groove; 203. a second limiting groove; 204. a back plate; 205. a through hole; 206. an air valve; 207. a rear cover; 208. an air bag; 209. a one-way air valve; 3. a header assembly; 301. a top cover lower plate; 302. air holes; 303. a cross-shaped open pad; 304. a first spring; 305. a top cover upper plate; 306. a chute; 307. a baffle plate; 308. a connecting plate; 309. a rotating shaft; 310. a traveler; 4. a mobile device; 401. a front plate; 402. clamping the first column; 403. a first sliding column; 404. a second spring; 405. a second clamping column; 406. a second sliding column; 407. a third spring; 408. an L-bar; 409. a wire fixing device; 410. a transparent plate; 411. pressing the membrane; 412. and (7) positioning the holes.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1:
referring to fig. 1 to 7, a high-frequency inverter power supply with a protection mechanism comprises an inverter power supply inner shell device 1, an outer shell device 2, a top cover device 3 and a movable device 4, wherein the outer shell device 2 is arranged behind the inverter power supply inner shell device 1, the outer shell device 2 comprises an outer shell 201, the outer shell 201 is U-shaped, a first limiting groove 202 is formed in each of the upper sides of the left inner wall and the right inner wall of the outer shell 201, a second limiting groove 203 is formed in the lower inner wall of the outer shell 201, the two second limiting grooves 203 are respectively positioned on the left side and the right side of the lower inner wall of the outer shell 201, a rear plate 204 is fixedly connected to the rear end of the outer shell 201, a through hole 205 is formed in the front surface of the rear plate 204, an air valve 206 is fixedly connected to the inside of the through hole 205, a rear cover 207 is arranged behind the air valve 206, the rear cover 207 is fixedly connected to the air valve 206 through threads, an air bag 208 is fixedly connected to the front end of the air valve 206, the air valve 206 is communicated with the inside of the air bag 208, the upper end of the air bag 208 is fixedly connected with a one-way air valve 209, the one-way air valve 209 is of a telescopic connecting structure, and the one-way air valve 209 only can vent air from the inside of the air bag 208;
the upper end of the shell device 2 is provided with a top cover device 3, the top cover device 3 comprises a top cover lower plate 301, the lower inner wall of the top cover lower plate 301 is provided with an air hole 302, the air hole 302 is opposite to the position of the one-way air valve 209, the inside of the air hole 302 is fixedly connected with a cross-shaped opening pad 303, the upper port of the one-way air valve 209 is always tightly attached to the lower surface of the cross-shaped opening pad 303, the upper surface of the cross-shaped opening pad 303 is provided with a first spring 304, the upper end of the first spring 304 is fixedly connected with a top cover upper plate 305, the top cover upper plate 305 is fixedly connected to the top cover lower plate 301, and the lower end of the first spring 304 is attached to the upper surface of the cross-shaped opening pad 303;
the front of the inverter inner shell device 1 is provided with a movable device 4.
The movable device 4 comprises a front plate 401, a first clamping column 402 is fixedly connected to the upper side of the rear surface of the front plate 401, the number of the first clamping columns 402 is two, the two first clamping columns 402 are respectively arranged on the left side and the right side of the rear surface of the front plate 401, the two first clamping columns 402 are of a symmetrical structure, the first clamping columns 402 are inserted into the shell 201, a first sliding column 403 is fixedly connected to the surface, away from the first clamping columns 402, of the first clamping columns, the first sliding column 403 is inserted into the first limiting groove 202, the first sliding column 403 is matched with the first limiting groove 202, a second spring 404 is fixedly connected to the rear end of the first clamping column 402, and the rear end of the second spring 404 is fixedly connected to the air bag 208;
the rear surface downside fixedly connected with card post two 405 of front bezel 401, the quantity of card post two 405 is two, two card post two 405 set up the left and right sides at front bezel 401 rear surface respectively, card post two 405 is just right with the position of card post one 402, two card post two 405 are symmetrical structure, card post two 405 inserts the inside of shell 201, the lower surface fixedly connected with of card post two 405 slides post two 406, slide post two 406 inserts in spacing groove two 203, slide post two 406 and the adaptation of spacing groove two 203, the rear end fixedly connected with spring three 407 of card post two 405, the rear end fixed connection of spring three 407 is on gasbag 208.
The inner shell device 1 of the inverter is arranged in a space surrounded by the first clamping column 402 and the second clamping column 405, bayonets matched with the outer side of the inner shell device 1 of the inverter are formed in the ends, close to the inner shell device 1 of the inverter, of the first clamping column 402 and the second clamping column 405, the bayonets are attached to the outer side of the inner shell device 1 of the inverter, the inner shell device 1 of the inverter comprises an inner shell 101, jacks 102 and indicator lamps 103, the jacks 102, the indicator lamps 103 and a switch 104 are fixedly installed at the front end of the inner shell 101, and a vent groove 105 is formed in the front end of the right surface of the inner shell 101.
The working principle is as follows: firstly, the inverter power supply inner shell device 1 is clamped in the sliding column I403 and the clamping column II 405, then the inverter power supply inner shell device 1 and the sliding column I403 and the clamping column II 405 are placed in a space formed by the outer shell device 2 and the top cover device 3 together for protection, when the inverter power supply is used, the rear cover 207 is screwed down from the air valve 206, then nitrogen is injected into the port of the air valve 206, because the nitrogen is not flammable and has low cost and high thermal expansion strength, the required effect is easily achieved, along with the increase of injected gas, the air bag 208 can be further expanded, the one-way air valve 209 can be continuously contracted but still extruded on the lower surface of the cross-shaped opening cushion 303, when the air bag 208 is expanded, the clamping column I402 and the clamping column II 405 are pushed to move forwards through the spring II 404 and the spring III 407, so as to drive the inverter power supply inner shell device 1 to move out from the outer shell device 2 together, and when the inverter power supply inner shell device 1 is completely moved out, the upper end of the one-way air valve 209 just contracts to the shortest degree, then the rear cover 207 is screwed on again to seal the air bag 208, so that the ambient temperature can be continuously raised when a fire disaster occurs, because the nitrogen stored in the air bag 208 is fast expanded by heating, after the nitrogen is continuously expanded, the one-way air valve 209 can move upwards to jack up the cross-shaped opening cushion 303, so that the through port of the one-way air valve 209 is connected with the inside of the top cover device 3, at the moment, the nitrogen in the air bag 208 can quickly extrude the gas into the top cover device 3 due to the large expansion air pressure, the air bag 208 deflates and shrinks, and then the movable device 4 and the inverter power supply inner shell device 1 are quickly pulled back into the outer shell device 2 for protection through the pulling of the second spring 404 and the third spring 407, so that when the fire disaster occurs, the inverter power supply can quickly perform self-protection through the structural design of the inverter power supply, and the safety of the inverter power supply is ensured when the fire disaster occurs, the self-protection capability of the inverter power supply is improved;
the first card post 402 and the second card post 405 protect the inverter inner shell device 1 in the middle, meanwhile, the inverter power supply is put into the outer shell device 2 for protection, but heat dissipation can be continuously carried out when the inner shell device 1 of the inverter power supply works, if the high-frequency inverter power supply is always placed in the shell device 2, although the high-frequency inverter power supply can be well protected, the heat can be slowly dissipated, the working efficiency of the high-frequency inverter power supply can be slowly increased for a long time, the first sliding column 403 and the second sliding column 406 can slide out of the outer shell device 2 along the first limiting groove 202 and the second limiting groove 203, and after sliding out, the inner shell device 1 of the inverter power supply can be ensured to be fully contacted with the external environment through the vent groove 105 in working, and on the premise of ensuring safety, the work efficiency of the inverter inner shell device 1 is ensured, and the usability of the device is improved.
Example 2:
referring to fig. 4-6, a high frequency inverter power supply with a protection mechanism is substantially the same as that of embodiment 1, and further includes a difference that sliding grooves 306 are formed on both left and right inner walls of a top cover lower plate 301, a baffle 307 is disposed inside the top cover lower plate 301, the baffle 307 is adapted to the inside of the top cover lower plate 301, connecting plates 308 are disposed at rear ends of both left and right sides of the baffle 307, a rotating shaft 309 is rotatably connected to a front end of the connecting plate 308 through a bearing, the rotating shaft 309 is fixedly connected to the baffle 307 at an end far from the connecting plate 308, the baffle 307 and the connecting plate 308 are rotatably connected through the rotating shaft 309, a sliding column 310 is fixedly connected to a surface of the connecting plate 308 close to the inner wall of the top cover lower plate 301, the sliding column 310 is inserted into the sliding groove 306, and the sliding column 310 is adapted to the sliding groove 306.
The working principle is as follows: through the existence of the roof device 3, after a fire disaster occurs, the gas of the airbag 208 can be continuously injected into the roof device 3, so as to push the baffle 307 in the roof device 3 to move forward, and then the baffle 307 can move forward smoothly through the limiting action of the chute 306 and the sliding column 310, when the sliding column 310 reaches the foremost end of the chute 306, the connection position of the baffle 307 and the connecting plate 308 is just positioned at the outer side of the front port of the roof lower plate 301, because the outer wall of the roof lower plate 301 is not shielded, and the action of gravity is added, the baffle 307 can rotate counterclockwise by taking the rotating shaft 309 as the shaft, so as to seal the front port of the shell device 2, the redundant helium can overflow from the front port of the roof lower plate 301, the rotated shell device 2 enables the whole device of the shell device 2 to be in a closed environment, so as to completely isolate the inverter power supply from the external environment, the capability of stress reaction of the inverter power supply after meeting emergency is improved.
Example 3:
referring to fig. 1 and 7, a high frequency inverter power supply with a protection mechanism is substantially the same as that of embodiment 1, and further includes a difference that a positioning hole 412 is fixedly connected to a front surface of a front plate 401, the positioning hole 412 is embedded in the front plate 401, the positioning hole 412 faces an insertion hole 102, an L rod 408 is disposed above the positioning hole 412, a rear end of the L rod 408 is inserted into the front plate 401, a wire fixer 409 is fixedly connected to an end of the L rod 408 far away from the front plate 401, the wire fixer 409 faces a center of the positioning hole 412, a transparent plate 410 is fixedly mounted on a right side of the front surface of the front plate 401, the transparent plate 410 is made of a transparent material, the transparent plate 410 corresponds to a position of an indicator light 103, the transparent plate 410 corresponds to a position of a switch 104, a pressing film 411 is fixedly mounted on a right lower side of the transparent plate 410, and the pressing film 411 faces a position of the switch 104.
The working principle is as follows: through the design of the L rod 408 and the wire fixing device 409 at the front end of the front plate 401, the positioning hole 412 is used for the plug-in connector, after a fire occurs, the whole movable device 4 can be quickly retracted backwards, if the movable device is retracted into the outer shell device 2 with the connecting connector, a certain power-off function cannot be achieved, when the connector is connected to the jack 102, the connector firstly penetrates through the wire fixing device 409 to be connected with the internal jack 102 through the positioning hole 412, the connection between the connector wire and the jack 102 is straightened, the connector can be automatically pulled away in the process of retracting the inner shell device 1 of the inverter, the connector and the jack 102 can impact the wire fixing device 409 at the moment of being separated, the connector drives the wire fixing device 409 to move forwards together to be separated from the movable device 4, the wire fixing device 409 can protect the wires of the connector from being damaged by pulling, and meanwhile, the power-off action is completed, the use safety of the inverter power supply is improved; through the design of transparent plate 410, the signal of pilot lamp 103 can be seen from the outside very conveniently, also can be through pressing the very convenient switch 104 that carries out on-off operation of membrane 411 for the operation does not become more complicated to the invertion power supply that possesses the safeguard mechanism, has improved the convenience that uses the high frequency invertion power supply that possesses the safeguard mechanism.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (8)
1. The utility model provides a high frequency invertion power supply that possesses protection machanism, includes invertion power supply inner shell device (1), outer shell device (2), top cap device (3) and movable device (4), the rear of invertion power supply inner shell device (1) is provided with outer shell device (2), outer shell device (2) include shell (201), the shape of shell (201) is the U style of calligraphy, its characterized in that: the rear end of the shell (201) is fixedly connected with a rear plate (204), the front surface of the rear plate (204) is provided with a through hole (205), an air valve (206) is fixedly connected inside the through hole (205), the front end of the air valve (206) is fixedly connected with an air bag (208), the air valve (206) is communicated with the inside of the air bag (208), the upper end of the air bag (208) is fixedly connected with a one-way air valve (209), and the one-way air valve (209) is of a telescopic connecting structure;
the upper end of the shell device (2) is provided with a top cover device (3), the top cover device (3) comprises a top cover lower plate (301), an air hole (302) is formed in the lower inner wall of the top cover lower plate (301), the air hole (302) is opposite to the position of the one-way air valve (209), a cross-shaped opening pad (303) is fixedly connected inside the air hole (302), the upper port of the one-way air valve (209) is always tightly attached to the lower surface of the cross-shaped opening pad (303), the upper surface of the cross-shaped opening pad (303) is provided with a first spring (304), the upper end of the first spring (304) is fixedly connected with a top cover upper plate (305), the top cover upper plate (305) is fixedly connected to the top cover lower plate (301), and the lower end of the first spring (304) is attached to the upper surface of the cross-shaped opening pad (303); a movable device (4) is arranged in front of the inverter power supply inner shell device (1);
the movable device (4) comprises a front plate (401), the upper side of the rear surface of the front plate (401) is fixedly connected with two first clamping columns (402), the two first clamping columns (402) are respectively arranged on the left side and the right side of the rear surface of the front plate (401), the two first clamping columns (402) are of a symmetrical structure, the first clamping columns (402) are inserted into the shell (201), the rear ends of the first clamping columns (402) are fixedly connected with a second spring (404), and the rear ends of the second spring (404) are fixedly connected to the air bag (208);
the lower side of the rear surface of the front plate (401) is fixedly connected with two clamping columns (405), the number of the clamping columns (405) is two, the two clamping columns (405) are respectively arranged on the left side and the right side of the rear surface of the front plate (401), the positions of the clamping columns (405) and the clamping columns (402) are opposite, the two clamping columns (405) are of a symmetrical structure, the clamping columns (405) are inserted into the shell (201), the rear ends of the clamping columns (405) are fixedly connected with a spring III (407), and the rear end of the spring III (407) is fixedly connected to the air bag (208);
the left and right inner wall upside of shell (201) has all seted up spacing groove one (202), spacing groove two (203) have been seted up on the lower inner wall of shell (201), the quantity of spacing groove two (203) is two, two spacing groove two (203) are located the left and right sides of shell (201) lower inner wall respectively.
2. The high-frequency inverter power supply with the protection mechanism according to claim 1, wherein a rear cover (207) is arranged behind the air valve (206), and the rear cover (207) is fixedly connected with the air valve (206) through threads.
3. The high-frequency inverter power supply with the protection mechanism according to claim 1, wherein the top cover lower plate (301) has sliding grooves (306) on left and right inner walls, the top cover lower plate (301) has baffles (307), the baffles (307) are adapted to the interior of the top cover lower plate (301), and the baffles (307) have connecting plates (308) at rear ends of left and right sides.
4. The high-frequency inverter power supply with the protection mechanism according to claim 3, wherein a rotating shaft (309) is rotatably connected to the front end of the connecting plate (308) through a bearing, the rotating shaft (309) is fixedly connected to a baffle (307) at the end far away from the connecting plate (308), the baffle (307) and the connecting plate (308) are rotatably connected through the rotating shaft (309), a sliding column (310) is fixedly connected to the connecting plate (308) on the surface close to the inner wall of the lower top cover plate (301), the sliding column (310) is inserted into the sliding slot (306), and the sliding column (310) is matched with the sliding slot (306).
5. The high-frequency inverter power supply with the protection mechanism according to claim 1, wherein a first sliding column (403) is fixedly connected to the surface of the two first clamping columns (402) which faces away from each other, the first sliding column (403) is inserted into the first limiting groove (202), and the first sliding column (403) is matched with the first limiting groove (202);
the lower surface of the second clamping column (405) is fixedly connected with a second sliding column (406), the second sliding column (406) is inserted into the second limiting groove (203), and the second sliding column (406) is matched with the second limiting groove (203).
6. The high-frequency inverter power supply with the protection mechanism according to claim 1, wherein the inverter power supply inner shell device (1) is located in a space surrounded by the first clamping column (402) and the second clamping column (405), wherein bayonets adapted to the outer side of the inverter power supply inner shell device (1) are formed at the ends of the first clamping column (402) and the second clamping column (405) close to the inverter power supply inner shell device (1), and the bayonets are attached to the outer side of the inverter power supply inner shell device (1).
7. The high-frequency inverter power supply with the protection mechanism according to claim 6, wherein the inverter inner casing device (1) comprises an inner casing (101), a jack (102) and an indicator light (103), the jack (102), the indicator light (103) and a switch (104) are fixedly mounted at the front end of the inner casing (101), and a vent groove (105) is formed at the front end of the right surface of the inner casing (101).
8. The high-frequency inverter power supply with the protection mechanism according to claim 1, wherein a positioning hole (412) is fixedly connected to the front surface of the front plate (401), the positioning hole (412) is embedded in the front plate (401), the positioning hole (412) is opposite to the jack (102), an L-shaped rod (408) is arranged above the positioning hole (412), the rear end of the L-shaped rod (408) is inserted into the front plate (401), a wire fixing device (409) is fixedly connected to the end of the L-shaped rod (408) far away from the front plate (401), and the wire fixing device (409) is opposite to the center of the positioning hole (412);
the utility model discloses a lamp, including front bezel (401), transparent plate (410), transparent material make, transparent plate (410) and pilot lamp (103) are corresponding, transparent plate (410) and switch (104) position are corresponding, the right side below fixed mounting of transparent plate (410) has and presses membrane (411), it is just right with switch (104) position to press membrane (411).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010865720.XA CN111969865B (en) | 2020-08-25 | 2020-08-25 | High-frequency inverter power supply with protection mechanism |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010865720.XA CN111969865B (en) | 2020-08-25 | 2020-08-25 | High-frequency inverter power supply with protection mechanism |
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| CN111969865A CN111969865A (en) | 2020-11-20 |
| CN111969865B true CN111969865B (en) | 2021-12-03 |
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| CN113677132B (en) * | 2021-08-26 | 2023-04-07 | 山东鲁南数据科技股份有限公司 | Equipment safety monitoring device for industrial internet |
| CN116056434B (en) * | 2023-03-31 | 2023-06-23 | 深圳市保益新能电气有限公司 | High-frequency inverter power supply with protection mechanism |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| FR3026956B1 (en) * | 2014-10-09 | 2019-12-20 | Schneider Electric Industries Sas | FIRE PROTECTION DEVICE OF A STARTER-CONTROLLER DEVICE OF AN ELECTRICAL INSTALLATION |
| CN207199980U (en) * | 2017-08-31 | 2018-04-06 | 深圳市三络电子科技有限公司 | A kind of telescopic power supply adaptor |
| CN207782672U (en) * | 2018-02-08 | 2018-08-28 | 孟庆平 | A kind of waterproof inverter |
| CN209072359U (en) * | 2018-12-30 | 2019-07-05 | 张志刚 | A kind of protective device of inverter |
| CN209659168U (en) * | 2019-03-22 | 2019-11-19 | 大连宏光电气有限公司 | A kind of inverter explosion isolation device |
| CN211132788U (en) * | 2019-11-29 | 2020-07-31 | 山东沂川电子有限公司 | High-power converter firebreak device |
| CN210518096U (en) * | 2019-12-04 | 2020-05-12 | 山东沂川电子有限公司 | Frequency converter with protection device |
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